warden  
noun [ C ] uk/ˈwɔː.dən/ us/ˈwɔːr.dən/
  (MANAGER)            
  US监狱长,典狱长 
the person in charge of a prison
  a prison warden 典狱长 
  UK(某栋建筑的)管理员,看守人,监管人 
a person who is in charge of (the people in) a particular building
  She's the warden of a home for mentally handicapped people. 她是一所精神病院的院长。 
  UK(学院的)院长 
the head of a college
  He's the warden of Robinson College, Cambridge. 他是剑桥大学罗宾逊学院的院长。 
   (OFFICIAL)      
 管理员;监督人
a person whose job is to make certain that members of the public obey particular rules
  a park warden 公园管理员 
 a traffic warden 交通监督员 
 a game warden (= who makes sure hunting laws are obeyed and animals are protected) 狩猎监督官